What is API in AngularJS?

API (Application Programming Interface) in AngularJS is a set of global JavaScript functions used for the purpose of carrying out the common tasks such as comparing objects, iterating objects, converting data. Some API functions in AngularJS are as follows :

Comparing objects

Iterating objects

Converting data

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Some API functions in AngularJS are as follows:1. angular.lowercase – Converts the string in lowercase.Syntax

Output Before Conversion: Intellipaat After Conversion: INTELLIPAAT3. angular.isNumber() – It checks that the given value is number or not. If value is number then it returns true otherwise returns false.Syntax